1151121610 has 32 divisors (see below), whose sum is σ = 2125170432. Its totient is φ = 448687680.

The previous prime is 1151121599. The next prime is 1151121611. The reversal of 1151121610 is 161211511.

It is a super-2 number, since 2×1151121610² = 2650161922017984200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1151121611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195327 + ... + 201133.

It is an arithmetic number, because the mean of its divisors is an integer number (66411576).

Almost surely, 2^1151121610 is an apocalyptic number.

1151121610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1151121610 is a deficient number, since it is larger than the sum of its proper divisors (974048822).

1151121610 is a wasteful number, since it uses less digits than its factorization.

1151121610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6318.

The product of its (nonzero) digits is 60, while the sum is 19.

The square root of 1151121610 is about 33928.1831225900. The cubic root of 1151121610 is about 1048.0300509272.

The spelling of 1151121610 in words is "one billion, one hundred fifty-one million, one hundred twenty-one thousand, six hundred ten".